package net.hubt.itc.util;

public class StringUtils {
	/**
	 * return false is string == null or string.length()==0
	 * @param str
	 * @return
	 */
	public static boolean isEmpty(String str){
		if(str==null)return true;
		if(str.trim().length()==0)return true;
		return false;
	}
	
	 
}
